
47 DQ12 48 DQ44
119 V
SS
V
SS
49 DQ13 50 DQ45
121
DQ24 122 DQ56
51 DQ14 52 DQ46
123
DQ25 124
DQ57
53 DQ15 54 DQ47
125
DQ26 126 DQ58
55
V
SS
56
V
SS
127 DQ27
128 DQ59
57 NC 58 NC
129 V
CC
130
V
CC
59 NC 60 NC
131 DQ28
132 DQ60
61 CLK0 62 CKE0
133
DQ29 134 DQ61
63
V
CC
64
V
CC
135 DQ30
136 DQ62
65 /RAS 66 /CAS
137
DQ31 138 DQ63
67 /WE 68 NC
139 V
SS
140
V
SS
69 /CS0 70 NC
141
SDA 142 SCL
71 NC 72 NC
143 V
CC
144
V
CC
1
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UG42S6442HSG
Data sheets can be downloaded at www.unigen.com
SYNCHRONOUS
DRAM MODULE
16M Bytes (2M x 64 bits)
PC100 SDRAM Unbuffered SODIMM
based on 2 pcs 2M x 32 SDRAM with LVTTL, 4 banks & 4K Refresh
PIN ASSIGNMENT (Front View)
144-Pin SODIMM
NOTE: Pin symbols in parentheses are not used on these modules but may be
used for other modules in this product family. They are for reference only.
1 V
SS
2 V
SS
73 NC
74 NC
3 DQ0 4 DQ32
75 V
SS
76
V
SS
5
DQ1
6
DQ33 77 NC 78 NC
7 DQ2 8 DQ34
79
NC 80 NC
9
DQ3
10
DQ35 81
V
CC
82
V
CC
11
V
CC
12
V
CC
83
DQ16 84 DQ48
13
DQ4
14
DQ36 85 DQ17 86 DQ49
15 DQ5 16 DQ37
87
DQ18 88 DQ50
17 DQ6 18 DQ38
89
DQ19 90 DQ51
19 DQ7 20 DQ39 91 V
SS
92 V
SS
21 V
SS
22 V
SS
93 DQ20 94 DQ52
23 DQM0 24 DQM4
95
DQ21 96 DQ53
25 DQM1 26 DQM5
97
DQ22 98 DQ54
27
V
CC
28
V
CC
99
DQ23 100 DQ55
29 A0 30 A3
101 V
CC
102
V
CC
31 A1 32 A4
103 A6
104
A7
33 A2 34 A5
105
A8 106 BA0
35
V
SS
36
V
SS
107 V
SS
108
V
SS
37 DQ8 38 DQ40
109
A9 110 BA1
39 DQ9 40 DQ41
111 A10
112
NC
41 DQ10 42 DQ42
113 V
CC
114
V
CC
43 DQ11 44 DQ43
115 DQM2
116 DQM6
45
V
CC
46
V
CC
117 DQM3
118 DQM7
PIN SYMBOL PIN SYMBOL PIN SYMBOL PIN SYMBOL
FEATURES
ABSOLUTE MAXIMUM RATINGS
Voltage Relative to GND -0.3 to + 4.6V
Operating Temperature 0 to + 70°C
Storage Temperature -55°C to + 125°C
Short circuit Output Current 50mA
Power Dissipation 2W
Single 3.3V ± 10% power supply
Utilizes 100 MHz SDRAM components
Burst Mode Operation
Data scramble (Sequential & Interleave)
All inputs are sampled at the positive
going edge of the system clock
Two Clocks System
Auto & self refresh capability (4096 Cycles/64ms)
LVTTL compatible inputs and output
Serial PD with EEPROM
PCB:Height (1000mil),single sided component
The UG42S6442HSG-PL/PH is a 2Mbits x 64 Sync
DRAM module. The UG42S6442HSG-PL/PH is assembled
using 2 pcs of 2M x 32 with 4 Banks Sync DRAMs in 86 pin
TSOP packages mounted on 144 pin unbuffered printed
circuit board.
GENERAL DESCRIPTION
REVISION HISTORY
Rev - A Product brief released.
Oct 03 , 2001
TSOP
ORDERING INFORMATION
INTERNAL
BANK
REF.PACKAGE
UG42S6442HSG
-PH
UG42S6442HSG
-PL
4 Banks
4K
Gold
PART NO.